New York City Mayor Mamdani releases documents related to post-9/11 air quality

NPR | By Brian Mann,

Michel Martin

Published September 9, 2026 at 4:46 AM EDT

New York City has released 170,000 documents it says show officials knew the air quality around the World Trade Center after 9/11 was dangerous to breathe, but they didn't warn local residents.

Brian Mann

Michel Martin

Michel Martin is a host of Morning Edition.

See stories by Michel Martin

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